Copyright © 2000 John Wiley & Sons, Inc. All rights reserved. Reproduction or translation of this work beyond that permitted in Section 117 of the 1976 United States Copyright Act without the express written permission of the copyright owner is unlawful. Request for further information should be addressed to the Permissions Department, John Wiley & Sons, Inc. The purchaser may make back-up copies for his/her own use only and not for distribution or resale. The Publisher assumes no responsibility for errors, omissions, or damages, caused by the use of these programs or from the use of information contained herein.

Figure 8-1 UNIX, TCP/IP, and NFS as a Network Operating System

Figure 8-2 UNIXFamilies

Figure 8-4 UNIX Implementation Heritage

Figure 8-6 UNIX Operating System Architecture

Figure 8-7 UNIX I/O System

Figure 8-8 System Programs Architecture

Figure 8-10 UNIX File System

Figure 8-12 X Windows Architecture

Figure 8-13 NFS Architecture

Figure 8-14 TCP/IP Family of Protocols

Figure 8-15 FTP Software and Communication

Figure 8-16 SNMP, MIB, Agents, and Enterprise Network Management System